Contemporary fireplaces have increased in popularity because they double as functional industrial design-oriented heaters and interior design-oriented décor. They house real living flames that can be fueled by wood, gas, or other fuels. They are great sources of heat and enjoyment, and generally raise the value of the home by at least as much as they cost. They can be viewed either as functional art pieces or artistically-designed appliances, and are the ultimate marriage of the utilitarian and the aesthetic.
It does not utilize wood so they are against the environment. Use of an electric fireplace doesn't produce any pollutant or harmful chemicals. There is no release of smoke from this kind of fireplace so there is no need for a chimney or venting system.